Professor Chang is primarily interested in the management of diversified multinational firms. His current research focuses on understanding the process of creating operating synergies among diversified lines of business and building a strong local organization after foreign entry. His other research interests include organizational learning, corporate growth through joint ventures and acquisitions, foreign direct investment, and comparative management studies of Japan, Korea, and China. His research has been published in journals such as Strategic Management Journal, Academy of Management Journal, Organization Science, Journal of Business Venturing, Journal of Management Studies, Journal of International Business Studies, Review of Economics and Statistics, and Journal of Industrial Economics.